Clifford E. Nilsson

H. F. Priest

H. F. Priest worked for the Union Carbide & Carbon Corporation.

J. R. Bishop

Julie Langham Grilly

Julie Langham Grilly was a laboratory technician at the Los Alamos Laboratory in New Mexico. She was married to Dr.

Melvin A. Miller

Melvin A. Miller was a draftsman at the University of Chicago Met Lab. In 1946, he sketched two famous drawings of Chicago Pile-1 based on the descriptions of scientists who were present when it went critical.